1. How to install the patch ***************************
If you've obtained the Patch V9.6 from a website, unzip the file named "GP4_patch v9.6.zip" and run "setup.exe". "Setup.exe" will install the patch over the game.
If you've got the Patch V9.6 on a CD. Insert the CD into your CD-ROM drive. If autorun is enabled, follow all on-screen instructions. If autorun has not been enabled, you'll have to double-click on the 'My Computer' icon on the Windows Desktop, then on the CD-ROM icon, and then click on "Set-up.exe". Follow all on-screen instructions.
If you already got the old patch V4.0 on your computer, you need to uninstall the game and reinstall it to be able to install this new patch.